División de Ciencias Ambientales: Recent submissions
Now showing items 201-220 of 459
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Ecotono del límite superior del bosque de Pinus hartwegii Lindl.: estructura y límites altitudinales en el Nevado de Toluca, México
(2017)"Introduction: Treeline ecotone complexity might function as a barrier to altitudinal migration of Pinus hartwegii Lindl. Objectives: P. hartwegii forest structure was characterized through its treeline ecotone at Nevado ... -
Efecto de la concentración de PVA y DVB en el tamaño de particula de estireno sintetizado por el metodo de polimerización en suspensión y su posible uso como soporte de nanopartículas de ZnO
(2017)"El óxido de zinc (ZnO) es muy material con una gran cantidad de aplicaciones, se sabe que posee propiedades antibacterianas y es capaz de degradar tintes azo-derivados, como lo es el azul de metileno. Aun así, su escala ... -
Study of the effect of the dispersion of functionalized nanoparticles TiO2 with photocatalytic activity in LDPE
(2016)"A photodegradable Low Density Polyethylene-Titanium dioxide (LDPE-TiO2) nanocomposite film was prepared, and its evaluation considers the partial modification of the surface of the particle using Hexadecyltrimethoxysilane ... -
Data on the effect of the dispersion of functionalized nanoparticles TiO2 with photocatalytic activity in LDPE
(2018)"This article contains the dataset referring to the article "Study of the effect of the dispersion of functionalized nanoparticles TiO2with photocatalytic activity in LDPE" (Jahell et al., 2016) [1]. It includes the FT-IR ... -
Initial response of phenology and yield components of wheat (Triticum durum L., CIRNO C2008) under experimental warming field conditions in the Yaqui Valley
(2018)"This work evaluates the experimental warming effects on phenology and grain yield components of wheat in the Yaqui Valley, Sonora, México, using CIRNO C2008 variety from Triticum durum L., as a model during the cropping ... -
Properties of flavonoids isolated from the bark of eysenhardtia polystachya and their effect on oxidative stress in streptozotocin-induced diabetes mellitus in mice
(2016)"Six new flavonoids 2′,4′-dihydroxychalcone-6′-O-β-D-glucopyranoside (1), α,3,2′,4′-tetrahydroxy-4-methoxy-dihydrochalcone-3′-C-β-glucopyranosy-6′-O-β-D-glucopyranoside (2), 7-hydroxy-5,8′-dimethoxy-6′α-L-rhamnopyranosyl ... -
Utility of curcumin for the treatment of diabetes mellitus: Evidence from preclinical and clinical studies
(2018)"Turmeric or Curcuma longa is a natural product, whose medicinal properties have been extensively studied and a wide variety of therapeutic effects on several diseases such as neurodegenerative, hepatic and renal damage, ... -
Synthesis and photophysical properties of ferrocene-oligo(benzoateethynylene)- fulleropyrrolidines dyads and triads. Implications in photovoltaic cells
(2018)"A series of fulleropyrrolidines-conjugated bridge-ferrocene or triazene oligomers were selectively synthesized by the Sonogashira reaction by applying the step-by-step approach. The bridge is constituted by 1, 2 and 3 ... -
Influence of human activities on some medium and large-sized mammals’ richness and abundance in the Lacandon Rainforest
(2016)"We evaluated the influence of six human activities (related variables) on the richness and abundance of large and medium-sized mammals in the southern portion of the Lacandon Rainforest, including protected and non-protected ... -
NMR analysis and crystal structure of hydroxyclerodanes from Mexican Salvia species
(2017)"NMR and single crystal X-ray diffraction analysis of seven clerodanes from Mexican Salvia species was performed. We focused on clerodanes with tertiary hydroxyl group at C-4, C-8, and C-10, in which the establishment of ... -
Facile synthesis and characterization of MnxZn1-xFe2O4/activated carbon composites for biomedical applications
(2016)"The synthesis of MnxZn1-xFe2O4 ferrites (x = 0.4, 0.5 and 0.6) by means of the co-precipitation method is reported. Furthermore, a composite of Mn0.4Zn0.6Fe2O4/activated carbon was prepared with the mechanosynthesis method. ... -
Protection of silver nanoparticles using Eysenhardtia polystachya in peroxide-induced pancreatic beta-Cell damage and their antidiabetic properties in zebrafish
(2018)"Background: The aim was to explore the efficacy of extract of Eysenhardtia polystachya-loaded silver nanoparticles (EP/AgNPs) on pancreatic β cells, INS-1 cells, and zebrafish as a valuable model for the study of diabetes ... -
Richness and abundance of granivorous vertebrates determine acorn removal patterns in a human modified oak forest
(2018)"Most forests of the Earth have been affected by human activities and this can alter the plant-animal interactions on which depend the functional integrity of these ecosystems. In this study, we assessed the relationships ... -
Tissue carbon concentration of 175 Mexican forest species
(2017)"Reliable calculations of carbon stocks in forest ecosystems are crucial for proper implementation of global warming mitigation policies. Accurate estimations depend upon applying the correct factor of carbon (C) concentration for ... -
Functional responses of recently emerged seedlings of an endemic Mexican oak (Quercus eduardii) under climate change conditions
(2018)"Background: Climate change will increase temperature and reduce rainfall across temperate forests of Mexico. This can alter tree establishment dynamics within forest and in neighbouring man-made clearings. Hypotheses: ... -
Hidrocoria en semillas de Agave victoriae-reginae T. Moore, especie en peligro de extinción: Morfología y anatomía como facilitadores de la hidro-dispersión y germinación
(2017)"Agave victoriae-reginae es una especie endémica del Desierto Chihuahuense y crece sobre paredes en cañones. Posee semillas aplanadas que pueden ser dispersadas durante eventos episódicos de inundación. La presente ... -
Efecto de la densidad de semillas en la germinación de tres especies del género Astrophytum (Cactaceae)
(2013)"Se colectaron frutos de poblaciones naturales de Astrophytum capricorne, A. myriostigma y A. ornatum en Coahuila, Durango e Hidalgo, respectivamente, con el objetivo de evaluar el efecto de la agrupación de semillas en ... -
Modeling the disintegration process in anaerobic digestion of tannery sludge and fleshing
(2017)"Mathematical modeling of anaerobic digestion (AD) is widely acknowledged as a powerful tool to v of the process and to support full-scale plant design, operation and optimization. In this work, a modified version of the ... -
Escontria chiotilla (Cactaceae): fruit development, maturation and harvest index
(2015)"Introduction. The edible fruit of jiotilla (Escontria chiotilla (Weber) Rose), a cactus endemic to Central Mexico, mature asynchronously and are characterized by the presence of bracts in the fruit peel (pericarpel). In ... -
Structural elucidation and evaluation of multidrug-resistance modulatory capability of amarissinins A–C, diterpenes derived from Salvia amarissima
(2016)"Three new diterpenes (amarissinins A-C, 1–3) containing several oxygenated functionalities were isolated from the leaves and flowers of Salvia amarissima. The structures of these compounds were established through the ...